The fire prevention rolling shutter door is mainly fire prevention. When the fire alarm is triggered, the rolling shutter door will automatically descend to control the fire situation and prevent the spread of flame Low noise, fast speed, high opening frequency and good safety performance.

ZHTdoors branddøre, 31 års produktionserfaring indenfor branddøre og vinduer. De vigtigste UL branddøre, EN branddøre, BS EN branddøre osv. Vi har certificering. ZHTdøre understøtter OEM og gratis design. Vores fordele: god kvalitet, fabrikspris, god service. Velkommen til at konsultere os.